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Contract OI history

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Mar 19, 2027 EXPIRATION

PANW $320.00 Put

PANW270319P00320000

Latest saved OI1,110Oct 23, 2026
Last change+144vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PANW $320.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,1105550 2026-10-09: 762 OI2026-10-13: 765 OI2026-10-14: 765 OI2026-10-15: 889 OI2026-10-16: 900 OI2026-10-21: 966 OI2026-10-23: 1,110 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

PANW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,110+144
Oct 21, 2026966+66
Oct 16, 2026900+11
Oct 15, 2026889+124
Oct 14, 20267650
Oct 13, 2026765+3
Oct 09, 2026762No prior observation